EP0749013A4 - - Google Patents
Info
- Publication number
- EP0749013A4 EP0749013A4 EP95942287A EP95942287A EP0749013A4 EP 0749013 A4 EP0749013 A4 EP 0749013A4 EP 95942287 A EP95942287 A EP 95942287A EP 95942287 A EP95942287 A EP 95942287A EP 0749013 A4 EP0749013 A4 EP 0749013A4
- Authority
- EP
- European Patent Office
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
- G01N27/04—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
- G01N27/14—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of an electrically-heated body in dependence upon change of temperature
- G01N27/18—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of an electrically-heated body in dependence upon change of temperature caused by changes in the thermal conductivity of a surrounding material to be tested
Applications Claiming Priority (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP33897494 | 1994-12-29 | ||
JP338974/94 | 1994-12-29 | ||
JP33897494A JPH08184575A (ja) | 1994-12-29 | 1994-12-29 | 湿度センサ |
JP33897594 | 1994-12-29 | ||
JP33897594A JP3343801B2 (ja) | 1994-12-29 | 1994-12-29 | 湿度センサ |
JP338975/94 | 1994-12-29 | ||
PCT/JP1995/002727 WO1996021146A1 (fr) | 1994-12-29 | 1995-12-27 | Detecteur d'humidite |
Publications (3)
Publication Number | Publication Date |
---|---|
EP0749013A1 EP0749013A1 (fr) | 1996-12-18 |
EP0749013A4 true EP0749013A4 (fr) | 1997-01-29 |
EP0749013B1 EP0749013B1 (fr) | 2000-04-12 |
Family
ID=26576277
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP95942287A Expired - Lifetime EP0749013B1 (fr) | 1994-12-29 | 1995-12-27 | Detecteur d'humidite |
Country Status (7)
Country | Link |
---|---|
US (1) | US5837884A (fr) |
EP (1) | EP0749013B1 (fr) |
KR (1) | KR100230079B1 (fr) |
CN (1) | CN1099590C (fr) |
CA (1) | CA2184055C (fr) |
DE (1) | DE69516274T2 (fr) |
WO (1) | WO1996021146A1 (fr) |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6295863B1 (en) * | 2000-07-26 | 2001-10-02 | Ford Global Technologies, Inc. | Method and apparatus for determining seal failure in a ball joint |
EP1346181A4 (fr) * | 2000-11-21 | 2007-12-12 | Lg Electronics Inc | Detecteur d'humidite bolometrique et four integrant ce detecteur et procede de commande de four |
US6700389B2 (en) * | 2001-08-17 | 2004-03-02 | Delphi Technologies, Inc. | Temperature compensation of an inductive sensor |
JP4538175B2 (ja) * | 2001-09-07 | 2010-09-08 | 本田技研工業株式会社 | 排気ガス浄化装置の状態判定装置 |
JP3855950B2 (ja) * | 2003-03-19 | 2006-12-13 | 株式会社デンソー | 容量式湿度センサ |
US6960744B2 (en) * | 2003-08-04 | 2005-11-01 | International Business Machines Corporation | Electrically tunable on-chip resistor |
DK1810013T3 (da) * | 2004-10-18 | 2012-08-13 | Senmatic As | Fugtighedssensor og fremgangsmåde til fremstilling af samme |
JP4976469B2 (ja) * | 2009-08-28 | 2012-07-18 | 日立オートモティブシステムズ株式会社 | 熱式湿度センサ |
JP5055349B2 (ja) * | 2009-12-28 | 2012-10-24 | 日立オートモティブシステムズ株式会社 | 熱式ガスセンサ |
JP6012515B2 (ja) | 2013-03-15 | 2016-10-25 | 日立オートモティブシステムズ株式会社 | ガスセンサ |
US9164477B2 (en) | 2013-12-02 | 2015-10-20 | Xerox Corporation | Current leakage correction in humid environments |
JP2015227822A (ja) * | 2014-06-02 | 2015-12-17 | Tdk株式会社 | 熱伝導式ガスセンサ |
JP6160667B2 (ja) * | 2015-03-12 | 2017-07-12 | Tdk株式会社 | 熱伝導式ガスセンサ |
EP3093659B1 (fr) * | 2015-05-11 | 2017-06-14 | Siemens Aktiengesellschaft | Détecteur de conductivité thermique et son procédé de fonctionnement |
WO2018047385A1 (fr) * | 2016-09-08 | 2018-03-15 | 株式会社村田製作所 | Dispositif de mesure de vitesse de vent et dispositif de mesure de volume de vent |
DE102016117088A1 (de) | 2016-09-12 | 2018-03-15 | Innovative Sensor Technology Ist Ag | Vorrichtung zur kapazitiven Bestimmung des Feuchtegehalts und Verfahren zum Betreiben der Vorrichtung |
GB201709639D0 (en) | 2017-06-16 | 2017-08-02 | Univ Oxford Innovation Ltd | Sensing apparatus and sensing method |
JP7070175B2 (ja) * | 2017-09-26 | 2022-05-18 | Tdk株式会社 | ガスセンサ |
CN108896612A (zh) * | 2018-09-13 | 2018-11-27 | 中国科学院微电子研究所 | 微型湿度传感器 |
US11397047B2 (en) * | 2019-04-10 | 2022-07-26 | Minebea Mitsumi Inc. | Moisture detector, moisture detection method, electronic device, and log output system |
CN111007112B (zh) * | 2019-10-24 | 2020-10-16 | 上海交通大学 | 一种基于电导率法的在线测量蒸汽湿度的系统及方法 |
CN112378961A (zh) * | 2020-11-24 | 2021-02-19 | 五邑大学 | 一种仿生柔性湿度传感器及电子皮肤湿度监测装置 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4532797A (en) * | 1981-11-30 | 1985-08-06 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Instrumentation for sensing moisture content of material using a transient thermal pulse |
US4817414A (en) * | 1986-07-03 | 1989-04-04 | Dragerwerk Aktiengesellschaft | Measuring arrangement for detecting the level of combustible gases mixed with air |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4419021A (en) * | 1980-02-04 | 1983-12-06 | Matsushita Electric Industrial Co., Ltd. | Multi-functional sensing or measuring system |
CA1253592A (fr) * | 1985-02-15 | 1989-05-02 | Tatsuya Tsuda | Appareil de chauffage a sonde hygroscopique |
EP0232817B1 (fr) * | 1986-02-04 | 1995-03-08 | Sharp Kabushiki Kaisha | Circuit de détection de l'humidité |
US4735082A (en) * | 1986-07-14 | 1988-04-05 | Hewlett-Packard Company | Pulse modulated thermal conductivity detector |
US4911357A (en) * | 1988-04-11 | 1990-03-27 | Shibaura Electronics Company, Ltd. | Humidity controller utilizing absolute humidity |
DE68928739T2 (de) * | 1988-12-29 | 1999-02-11 | Sharp Kk | Detecteur d'humidite |
US4918974A (en) * | 1989-02-06 | 1990-04-24 | Alcan International Limited | Method and apparatus for the measurement of the thermal conductivity of gases |
US5081869A (en) * | 1989-02-06 | 1992-01-21 | Alcan International Limited | Method and apparatus for the measurement of the thermal conductivity of gases |
AU657016B2 (en) * | 1991-12-16 | 1995-02-23 | Sharp Kabushiki Kaisha | A circuit for humidity detection |
JP3106324B2 (ja) * | 1992-02-12 | 2000-11-06 | 株式会社トーキン | 熱伝導式絶対湿度センサ |
JP2865939B2 (ja) * | 1992-04-10 | 1999-03-08 | シャープ株式会社 | センサー素子 |
JPH06242048A (ja) * | 1993-02-19 | 1994-09-02 | Tokin Corp | 熱伝導式絶対湿度センサ |
US5551283A (en) * | 1993-08-10 | 1996-09-03 | Ricoh Seiki Company, Ltd. | Atmosphere measuring device and flow sensor |
JP2889909B2 (ja) * | 1993-08-10 | 1999-05-10 | リコーエレメックス株式会社 | 雰囲気計 |
-
1995
- 1995-12-27 CA CA002184055A patent/CA2184055C/fr not_active Expired - Fee Related
- 1995-12-27 WO PCT/JP1995/002727 patent/WO1996021146A1/fr active IP Right Grant
- 1995-12-27 CN CN95191843A patent/CN1099590C/zh not_active Expired - Fee Related
- 1995-12-27 EP EP95942287A patent/EP0749013B1/fr not_active Expired - Lifetime
- 1995-12-27 US US08/702,602 patent/US5837884A/en not_active Expired - Lifetime
- 1995-12-27 KR KR1019960704759A patent/KR100230079B1/ko not_active IP Right Cessation
- 1995-12-27 DE DE69516274T patent/DE69516274T2/de not_active Expired - Fee Related
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4532797A (en) * | 1981-11-30 | 1985-08-06 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Instrumentation for sensing moisture content of material using a transient thermal pulse |
US4817414A (en) * | 1986-07-03 | 1989-04-04 | Dragerwerk Aktiengesellschaft | Measuring arrangement for detecting the level of combustible gases mixed with air |
Non-Patent Citations (1)
Title |
---|
See also references of WO9621146A1 * |
Also Published As
Publication number | Publication date |
---|---|
CA2184055A1 (fr) | 1996-07-11 |
US5837884A (en) | 1998-11-17 |
KR100230079B1 (ko) | 1999-12-01 |
WO1996021146A1 (fr) | 1996-07-11 |
KR970701347A (ko) | 1997-03-17 |
EP0749013B1 (fr) | 2000-04-12 |
CN1142263A (zh) | 1997-02-05 |
CN1099590C (zh) | 2003-01-22 |
DE69516274T2 (de) | 2000-08-31 |
DE69516274D1 (de) | 2000-05-18 |
EP0749013A1 (fr) | 1996-12-18 |
CA2184055C (fr) | 2001-12-18 |
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